.Do you know ______ to deal with the problem? Could you tell me?
#40817
A
what
B
how
C
which
D
why
推荐题目
There _____ calories in water. 
#40976
A
have no
B
have some
C
are no
D
are some
What animals         she like?
#40998
A
do
B
does
C
did
D
doing
---____ do you study for a math test? ---I study math ____ lots of exercises.
#40941
A
What, by doing
B
How, by doing
C
How, doing
D
What, doing